Malta, NY, November 7, 2012 - Demand for BPI's core certifications continues to grow as 150+ government, utility and manufacturer energy efficiency programs seek to ensure quality and minimize risk for taxpayers, residents and customers. The number of BPI active certifications has grown from 25,000 to 40,000 within the past 18 months. BPI certified professionals are located in all 50 states, seven foreign countries, several U.S. territories and the District of Columbia. The number of contracting companies with certified professionals on staff is now 4,300.